11124043240 has 64 divisors (see below), whose sum is σ = 26959204800. Its totient is φ = 4117381632.

The previous prime is 11124043199. The next prime is 11124043241. The reversal of 11124043240 is 4234042111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11124043241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137517 + ... + 202876.

It is an arithmetic number, because the mean of its divisors is an integer number (421237575).

Almost surely, 2^11124043240 is an apocalyptic number.

11124043240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11124043240 is an abundant number, since it is smaller than the sum of its proper divisors (15835161560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11124043240 is a wasteful number, since it uses less digits than its factorization.

11124043240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340466 (or 340462 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11124043240 its reverse (4234042111), we get a palindrome (15358085351).

The spelling of 11124043240 in words is "eleven billion, one hundred twenty-four million, forty-three thousand, two hundred forty".